Volcanic bombs. A small rent was made inthe canvas, and the offal was immediately discovered; the canvaswas replaced by a fresh piece, and meat again put on it, and wasagain devoured by the vultures without their discovering the hiddenmass on which they were trampling. This dryness was shown by the manner in whichwoodwork shrank (as I soon found by the trouble my geologicalhammer gave me); by articles of food, such as bread and sugar,becoming extremely hard; and by the preservation of the skin andparts of the flesh of the beasts which had perished on the road. I broughtaway specimens of one of the tufaceous layers of a pinkish colourand it is a most extraordinary fact that Professor Ehrenberg findsit almost wholly composed of matter which has been organised; hedetects in it some siliceous-shielded, fresh-water infusoria, andno less than twenty-five different kinds of the siliceous tissue ofplants, chiefly of grasses.
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- Fall '18
- Tierra del Fuego, sea-sickness